If the Federal Reserve lowers the target federal funds rate, a. liquidity in the banking system is increased
b. the discount rate rises
c. securities prices fall
d. required reserves are decreased

a. liquidity in the banking system is increased

Explanation:

Federal fund rate is the rate of interest where a depository institution lends the money that is maintained at the federal reserve for other depository institution. It would be applied to the creditworthy institution who is very creditworthy for the loans i.e. overnight

Now in the case when the federal reserve reduce the fund rate of target federal so the possibility of borrowing would be cheaper that rise the liquidity

Hence, the option a is correct

going on the gulag might you to find a better answer for that problem

the correct answer option is b. a single paragraph.

explanation:

when you are thinking about paragraph​ topics, you should always choose a subject that can be adequately addressed in a single paragraph.

a paragraph is a piece of writing consisting of a few sentences that deal with a single theme. it has only a single idea that the paragraph revolves around and talks about.

so a paragraph topic must be chosen wisely where a single idea can be communicated in a single paragraph.